2081547440

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{43}}^1\times {\mathrm{53}}^1\times {\mathrm{233}}^1$

素因数の和:356

約数の個数: 240

約数和(自身を含む): 5894542368

約数和(自身を除く): 3812994928

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 43, 49, 53, 56, 70, 80, 86, 98, 106, 112, 140, 172, 196, 212, 215, 233, 245, 265, 280, 301, 344, 371, 392, 424, 430, 466, 490, 530, 560, 602, 688, 742, 784, 848, 860, 932, 980, 1060, 1165, 1204, 1484, 1505, 1631, 1720, 1855, 1864, 1960, 2107, 2120, 2279, 2330, 2408, 2597, 2968, 3010, 3262, 3440, 3710, 3728, 3920, 4214, 4240, 4558, 4660, 4816, 5194, 5936, 6020, 6524, 7420, 8155, 8428, 9116, 9320, 10019, 10388, 10535, 11395, 11417, 12040, 12349, 12985, 13048, 14840, 15953, 16310, 16856, 18232, 18640, 20038, 20776, 21070, 22790, 22834, 24080, 24698, 25970, 26096, 29680, 31906, 32620, 33712, 36464, 40076, 41552, 42140, 45580, 45668, 49396, 50095, 51940, 57085, 61745, 63812, 65240, 70133, 79765, 80152, 84280, 86443, 91160, 91336, 98792, 100190, 103880, 111671, 114170, 123490, 127624, 130480, 140266, 159530, 160304, 168560, 172886, 182320, 182672, 197584, 200380, 207760, 223342, 228340, 246980, 255248, 280532, 319060, 345772, 350665, 400760, 432215, 446684, 456680, 490931, 493960, 531007, 558355, 561064, 605101, 638120, 691544, 701330, 801520, 864430, 893368, 913360, 981862, 987920, 1062014, 1116710, 1122128, 1210202, 1276240, 1383088, 1402660, 1728860, 1786736, 1963724, 2124028, 2233420, 2420404, 2454655, 2655035, 2805320, 3025505, 3457720, 3717049, 3927448, 4248056, 4466840, 4840808, 4909310, 5310070, 5610640, 6051010, 6915440, 7434098, 7854896, 8496112, 8933680, 9681616, 9818620, 10620140, 12102020, 14868196, 18585245, 19637240, 21240280, 24204040, 26019343, 29736392, 37170490, 39274480, 42480560, 48408080, 52038686, 59472784, 74340980, 104077372, 130096715, 148681960, 208154744, 260193430, 297363920, 416309488, 520386860, 1040773720, 2081547440]

約数ペア:

[(1, 2081547440), (2, 1040773720), (4, 520386860), (5, 416309488), (7, 297363920), (8, 260193430), (10, 208154744), (14, 148681960), (16, 130096715), (20, 104077372), (28, 74340980), (35, 59472784), (40, 52038686), (43, 48408080), (49, 42480560), (53, 39274480), (56, 37170490), (70, 29736392), (80, 26019343), (86, 24204040), (98, 21240280), (106, 19637240), (112, 18585245), (140, 14868196), (172, 12102020), (196, 10620140), (212, 9818620), (215, 9681616), (233, 8933680), (245, 8496112), (265, 7854896), (280, 7434098), (301, 6915440), (344, 6051010), (371, 5610640), (392, 5310070), (424, 4909310), (430, 4840808), (466, 4466840), (490, 4248056), (530, 3927448), (560, 3717049), (602, 3457720), (688, 3025505), (742, 2805320), (784, 2655035), (848, 2454655), (860, 2420404), (932, 2233420), (980, 2124028), (1060, 1963724), (1165, 1786736), (1204, 1728860), (1484, 1402660), (1505, 1383088), (1631, 1276240), (1720, 1210202), (1855, 1122128), (1864, 1116710), (1960, 1062014), (2107, 987920), (2120, 981862), (2279, 913360), (2330, 893368), (2408, 864430), (2597, 801520), (2968, 701330), (3010, 691544), (3262, 638120), (3440, 605101), (3710, 561064), (3728, 558355), (3920, 531007), (4214, 493960), (4240, 490931), (4558, 456680), (4660, 446684), (4816, 432215), (5194, 400760), (5936, 350665), (6020, 345772), (6524, 319060), (7420, 280532), (8155, 255248), (8428, 246980), (9116, 228340), (9320, 223342), (10019, 207760), (10388, 200380), (10535, 197584), (11395, 182672), (11417, 182320), (12040, 172886), (12349, 168560), (12985, 160304), (13048, 159530), (14840, 140266), (15953, 130480), (16310, 127624), (16856, 123490), (18232, 114170), (18640, 111671), (20038, 103880), (20776, 100190), (21070, 98792), (22790, 91336), (22834, 91160), (24080, 86443), (24698, 84280), (25970, 80152), (26096, 79765), (29680, 70133), (31906, 65240), (32620, 63812), (33712, 61745), (36464, 57085), (40076, 51940), (41552, 50095), (42140, 49396), (45580, 45668)]